20010+3742
- Unique Name: 20010+3742BU 1289AC
- RA: 20 00 59.61
- Dec: +37 41 56.1
- Discoverer: BU
- Discoverer Number: 1289
- Components: AC
- First year: 1896
- Last year: 2003
- Observations: 24
- First position angle: 90
- Last position angle: 89
- First separation: 21.4
- Last separation: 21.7
- Mag first component: 8.15
- Mag second component: 9.7
- Spectral type: B5
- Primary proper motion RA: -7
- Primary proper motion DEC: -9
- Secondary proper motion RA: -7
- Secondary proper motion DEC: 33
- Durchmusterung: +37 3725
- Notes: